Swift Performance supports the following WP CLI commands:
sp_clear_all_cache
This command will clear all cache
sp_clear_expired
This command will clear all cached pages which are expired (if cache expiry is set to timebased)
sp_clear_permalink_cache <URL>
This command will clear cache for the given URL. Also will clear cache for archive pages for the URL if it is necessary.
sp_clear_post_cache <POST_ID>
This command will clear cache for the given post. Also will clear cache for archive pages for the post if it is necessary.
sp_clear_user_cache <USER_ID>
If caching for logged in users is enabled, and shared logged in cache is not enabled, then every user will have a separate cache for all pages. This command will clear all cache for the given user.
sp_scan_images
This command will start scanning images. It is useful if you have timeout issues with scan trough the browser.